CN218075842U - Autoblood collection and platelet-rich separation device - Google Patents

Autoblood collection and platelet-rich separation device Download PDF

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CN218075842U
CN218075842U CN202220359720.7U CN202220359720U CN218075842U CN 218075842 U CN218075842 U CN 218075842U CN 202220359720 U CN202220359720 U CN 202220359720U CN 218075842 U CN218075842 U CN 218075842U
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blood
needle
thin neck
platelet
blood sample
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钟山雨
宿金祥
范宋爱
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Zhuhai Zhongxin Dayou Technology Co ltd
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Zhuhai Zhongxin Dayou Technology Co ltd
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Abstract

The utility model belongs to the technical field of medical appliances, especially, a autologous blood collection and rich blood platelet separator, including the vacuum cavity, the vacuum cavity includes the upper tube body, lower body, be connected with thin neck down between upper tube body and the lower body, the visor has been cup jointed in the top outside of upper tube body, be equipped with the chlorinated butyl rubber buffer for the venipuncture between upper tube body and the visor, the bottom fixed mounting of lower body has the cavity base, the bottom integrated into one piece of cavity base has threaded connection portion, the inboard of cavity base is equipped with seal membrane retainer plate, fixed mounting has the thermoplastic elastomer seal membrane on the seal membrane retainer plate, the side integrated into one piece of thin neck has the income needle tubing that communicates with thin neck, this device has the blood sampling concurrently, the function of rich blood platelet is gathered in the separation, save the process that middle blood sample shifted to the separation container from the vacuum test tube, when simplifying flow promotion work efficiency, can protect the inside blood sample, avoid it to cause the pollution with external bacterial contact.

Description

Autoblood collection and platelet-rich separation device
Technical Field
The utility model belongs to the technical field of medical appliances, concretely relates to autologous blood collection and rich platelet separator.
Background
Platelet-rich plasma (PRP), which is a Platelet concentrate obtained by centrifuging autologous whole blood, contains platelets, leukocytes and fibronectin as main components, and can release a large amount of growth factors and cytokines after being activated, wherein the leukocytes have an anti-infection function, and the fibronectin can provide a cell scaffold. At present, PRP is widely applied to clinic, including orthopedics, ophthalmology and plastic cosmetology department. In the department of plastic cosmetology alone, PRP can be used for treating dark circles, can be mixed with fat to improve the survival rate of transplanted fat, and can also be combined with botulinum toxin to be used for hydro acupuncture. With the development of PRP research, the PRP will be used in more and more clinical applications, and a centrifuge is often used for separating platelet-rich blood.
SUMMERY OF THE UTILITY MODEL
In the prior art, after venous blood is collected by using a vacuum blood collection tube, the blood in the vacuum blood collection tube needs to be transferred to a separation container before PRP extraction, so that the operation process is complex, and the blood can be polluted in the transfer process. The utility model provides an autoblood collection and rich platelet separator, can directly deliver to centrifuge department after the blood sampling and carry out the composition separation, have the blood sampling concurrently, the function of rich platelet is gathered in the separation, the process that middle blood sample shifted to the disengaging vessel from the vacuum test tube is saved, when simplifying flow promotion work efficiency, vacuum cavity is under the sealing effect of chlorinated butyl rubber buffer and chlorinated butyl rubber buffer is used in the syringe needle puncture at the venipuncture, can protect the blood sample of inside, avoid it to cause the pollution with external bacterial contact.
The utility model provides a following technical scheme: the utility model provides an autologous blood collection and rich blood platelet separator, includes vacuum cavity, vacuum cavity includes upper tube body, lower tube body, the upper tube body with be connected with thin neck down between the tube body, the visor has been cup jointed in the top outside of upper tube body, the upper tube body with be equipped with the chlorinated butyl rubber stopper for the venipuncture between the visor, the inboard integrated into one piece of upper tube body has bearing circle board, the chlorinated butyl rubber stopper for the venipuncture with the intravenous puncture with be equipped with anticoagulant encapsulation bag between the bearing circle board, the bottom fixed mounting of lower tube body has the cavity base, the bottom integrated into one piece of cavity base has threaded connection portion, the inboard of cavity base is equipped with seal membrane retainer circle board, fixed mounting has the thermoplastic elastomer seal membrane on the seal membrane retainer circle board, threaded connection portion's outside threaded connection has volume adjust knob, the side integrated into one piece of thin neck has the income needle tubing that communicates with thin neck, the inboard of going into the needle tubing is fixed to be equipped with chlorinated butyl rubber stopper for the puncture.
The top of the protective cover and the pipe orifice of the needle inlet pipe are both bonded with protective sealing films; the protective sealing film is used for covering the top of the protective cover and the nozzle of the needle inlet tube, and keeping the chlorinated butyl rubber plug for intravenous needle puncture and the chlorinated butyl rubber plug for injection needle puncture clean before use.
Wherein, the protective sealing film is integrally formed with a convenient tearing piece; the convenient tearing piece is used for facilitating tearing the protective sealing film.
The volume adjusting knob is provided with an integrally formed hollow ejector rod, and the outer side of the volume adjusting knob is provided with anti-skid grains; the non-slip threads are used to help increase the friction between the user's hand and the volume adjustment knob.
The length of the threaded connecting part is the same as that of the volume adjusting knob, and the length of the threaded connecting part is two thirds of that of the hollow ejector rod; when the volume adjusting knob rises, the hollow ejector rod can jack up the thermoplastic elastomer sealing membrane.
Wherein, the upper tube body, the lower tube body and the left side of the thin neck part are integrally formed with a reinforcing rib; the reinforcing rib is used for reinforcing the structural strength of the joints of the upper pipe body, the lower pipe body and the thin neck.
Wherein, a blood taking needle passing opening is penetrated downwards on the top surface of the protective cover; the blood taking needle passing opening is used for passing a tail needle of the blood taking needle.
The outer sides of the upper pipe body and the lower pipe body are provided with frosted sections; the dull polish section of handling is used for promoting medical personnel and grips the stability of body and body down.
The utility model has the advantages that:
after the vein needle is punctured into a vein of a patient, the protective sealing film above the protective cover is torn off through the tearing piece, the tail needle of the vein blood taking needle can penetrate through the chlorinated butyl rubber plug for vein needle puncture until the tail needle penetrates through the anticoagulant encapsulation bag, blood in the vein of the patient flows into the vacuum cavity through the vein blood taking needle under the action of vacuum negative pressure inside the vacuum cavity, the anticoagulant in the anticoagulant encapsulation bag flows out along the tail needle of the vein blood taking needle simultaneously until blood taking is completed, because the anticoagulant and the blood in the anticoagulant encapsulation bag are basically and synchronously dripped downwards, the blood is uniformly mixed with the anticoagulant in the blood taking process, medical staff does not need to shake the vacuum cavity to mix the anticoagulant and the blood after the blood taking is completed, the blood taking efficiency can be improved, and the situations that the blood taking tube is out of hand due to shaking and uniform mixing are avoided.
After blood collection is finished, a tail needle is pulled out, the device can be transferred to a centrifuge for centrifugal force separation, blood is separated into an upper layer, a middle layer and a lower layer under the centrifugal force action of the centrifuge, PRP components needing to be extracted are located in the middle inner side of a thin neck part and the middle layer nearby the middle layer, a tearing piece is used for uncovering a protective sealing film at the opening of a needle tube, a needle head of an injection needle tube can penetrate through a chlorinated butyl rubber plug for needle puncture to enter the inner part of the thin neck part, the PRP components located in the thin neck part are extracted, in the extraction process, a hollow ejector rod ascending or descending along with a volume adjusting knob pushes or releases a thermoplastic elastomer sealing film to deform the thermoplastic elastomer sealing film to adjust the volume in a lower tube body through rotating the volume adjusting knob, so that the interface between the lower tube body and red blood cells in the thin neck part is increased or reduced, PRP platelet rich components with different component contents can be extracted according to clinical needs, the centrifuge can be directly conveyed to the position for component separation after blood collection, the functions of blood collection and the butyl rubber plug can be directly conveyed to the separation of the rubber plug for protecting the rubber plug for blood sample by using the chlorinated butyl rubber plug to avoid the rubber plug and the rubber plug to be contacted with the external bacteria to avoid pollution.
The parts of the device not involved are the same as or can be implemented using prior art.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is a schematic view of the axial measurement structure of the present invention;
FIG. 3 is an enlarged view of the part A of the present invention;
FIG. 4 is an enlarged view of the part B of the present invention;
in the figure: 1. a pipe body is arranged; 2. a lower pipe body; 3. a thin neck portion; 4. a protective cover; 5. a chlorinated butyl rubber plug for venipuncture; 6. a bearing ring plate; 7. an anticoagulant encapsulation bag; 8. a cavity base; 9. a threaded connection; 10. sealing the membrane fixing ring plate; 11. a thermoplastic elastomer sealing membrane; 12. a volume adjustment knob; 13. a needle inlet tube; 14. a chlorinated butyl rubber plug is used for puncturing the injection needle; 15. protecting the sealing film; 16. the sheet is torn; 17. a hollow ejector rod; 18. reinforcing ribs; 19. a blood taking needle passing opening; 20. and a sanding treatment section.
Detailed Description
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides an autologous blood collection and rich blood platelet separator, includes vacuum cavity, vacuum cavity includes upper tube body 1, lower tube body 2, upper tube body 1 with be connected with thin neck 3 down between the tube body 2, visor 4 has been cup jointed in the top outside of upper tube body 1, upper tube body 1 with be equipped with chlorinated butyl rubber stopper 5 for the intravenous route puncture between visor 4, upper tube body 1's inboard integrated into one piece has bearing ring board 6, chlorinated butyl rubber stopper 5 for the intravenous route puncture with be equipped with anticoagulant encapsulation bag 7 between bearing ring board 6, the bottom fixed mounting of lower tube body 2 has cavity base 8, cavity base 8's bottom integrated into one piece has threaded connection portion 9, cavity base 8's inboard is equipped with seal membrane fixing ring board 10, fixed mounting has thermoplastic elastomer seal membrane 11 on the seal membrane fixing ring board 10, threaded connection portion 9's the outside threaded connection has needle tubing volume adjustment knob 12, thin neck 3's side integrated into one piece has 13 with thin 3 intercommunication, the inboard fixed chlorinated butyl rubber stopper 14 for the puncture that is equipped with chlorinated butyl rubber syringe needle tubing neck 14 for 13.
The top of the protective cover 4 and the nozzle of the needle inlet tube 13 are both bonded with protective sealing films 15; the protective sealing film 15 is used to cover the top of the protective cap 4 and the nozzle of the needle inlet tube 13, and keeps the chlorinated butyl rubber stoppers 5 and 14 for intravenous needle puncture clean before use.
The protective sealing film 15 is integrally formed with a convenient tearing piece 16; the tear tab 16 is used to help facilitate tearing of the protective cover film 15.
The volume adjusting knob 12 is provided with an integrally formed hollow ejector rod 17, and the outer side of the volume adjusting knob 12 is provided with anti-skid grains; the non-slip threads are used to help increase the friction between the user's hand and the volume adjustment knob 12.
The length of the threaded connection part 9 is the same as that of the volume adjusting knob 12, and the length of the threaded connection part 9 is two thirds of that of the hollow ejector rod 17; when the volume adjusting knob 12 is raised, the hollow ejector rod 17 can eject the thermoplastic elastomer sealing film 11.
Reinforcing ribs 18 are integrally formed on the left sides of the upper pipe body 1, the lower pipe body 2 and the thin neck part 3; the reinforcing ribs 18 are used for reinforcing the structural strength of the joints of the upper pipe body 1, the lower pipe body 2 and the thin neck part 3.
A blood taking needle passing hole 19 is downwards penetrated through the top surface of the protective cover 4; the lancet passing opening 19 is for the passage of a lancet tail needle.
The outer sides of the upper pipe body 1 and the lower pipe body 2 are both provided with a frosted section 20; the frosted section 20 is used for improving the stability of the medical personnel holding the upper pipe body 1 and the lower pipe body 2.
The utility model discloses a theory of operation and use flow: when the device is used, after a vein needle is punctured into a vein of a patient, the protective sealing film 15 positioned above the protective cover 4 is torn off by the convenient tearing piece 16, so that a tail needle of a vein blood taking needle can penetrate through the vein needle and puncture the chlorinated butyl rubber plug 5 until the tail needle penetrates through the anticoagulant packaging bag 7, blood in the vein of the patient flows into the vacuum cavity through the vein blood taking needle under the action of vacuum negative pressure in the vacuum cavity, anticoagulant in the anticoagulant packaging bag 7 flows out along the tail needle of the vein blood taking needle simultaneously until blood taking is finished, because the anticoagulant in the anticoagulant packaging bag 7 and the blood basically synchronously drip downwards, the blood is uniformly mixed with the anticoagulant in the blood taking process, medical personnel does not need to shake the vacuum cavity to mix the blood taking cavity after the blood taking is finished, the blood taking efficiency can be improved, the situations of taking tube breaking off caused by shaking and the like can be prevented, the tail needle is pulled out after the blood taking is finished, the device can be transferred to a centrifuge for centrifugal force separation, under the centrifugal force action of the centrifuge, blood is divided into an upper layer, a middle layer and a lower layer, the PRP component to be extracted is positioned at the inner side of a middle thin neck part 3 and the middle layer nearby, the protective sealing film 15 at the pipe orifice of a needle tube 13 is uncovered through a convenient tearing sheet 16, the needle head of the needle tube can penetrate through the needle and penetrate into the thin neck part 3 through a chlorinated butyl rubber plug 14, the PRP component positioned in the thin neck part 3 is extracted, in the extraction process, the volume adjusting knob 12 is rotated, a hollow ejector rod 17 rising or falling along with the volume adjusting knob 12 pushes or releases a thermoplastic elastomer sealing film 11 to deform the thermoplastic elastomer sealing film 11 so as to adjust the volume in the lower tube body 2, so that the erythrocyte interface in the lower tube body 2 and the thin neck part 3 is raised or lowered, and the PRP platelet-rich component with different component contents can be extracted according to the clinical requirement, in conclusion, this device can directly send centrifuge department to carry out the component separation after the blood sampling, have the blood sampling concurrently, the function of rich platelet is gathered in the separation, save the process that middle blood sample shifted to the separation container from the vacuum test tube, when simplifying the flow and promoting work efficiency, vacuum cavity can protect inside blood sample under the sealing action of chlorinated butyl rubber buffer 5 for the venipuncture and chlorinated butyl rubber buffer 14 for the entry needle puncture, avoid it to cause the pollution with external bacterium contact.

Claims (8)

1. The utility model provides an autoblood collection and rich platelet separator which characterized in that: including vacuum cavity, vacuum cavity includes body, lower body, go up the body with be connected with thin neck down between the body, the visor has been cup jointed in the top outside of going up the body, go up the body with be equipped with the chlorinated butyl rubber stopper for the vein needle puncture between the visor, the inboard integrated into one piece of going up the body has bearing circle board, the chlorinated butyl rubber stopper for the vein needle puncture with be equipped with anticoagulant encapsulation bag between the bearing circle board, the bottom fixed mounting of body has the cavity base down, the bottom integrated into one piece of cavity base has threaded connection portion, the inboard of cavity base is equipped with the seal membrane retainer plate, fixed mounting has the thermoplastic elastomer seal membrane on the seal membrane retainer plate, threaded connection portion's outside threaded connection has volume adjust knob, the side integrated into one piece of thin neck has the needle tubing that goes into with thin neck intercommunication, the inboard of going into the needle tubing is fixed to be equipped with the chlorinated butyl rubber stopper for the needle puncture.
2. An autologous blood collection and platelet rich separation device according to claim 1, wherein: and protective sealing films are bonded on the top of the protective cover and the pipe orifice of the needle inlet pipe.
3. An autologous blood collection and platelet rich separation device according to claim 2, wherein: the protective sealing film is integrally formed with a convenient tearing piece.
4. The apparatus of claim 1, wherein the separation chamber is configured to receive a blood sample and a platelet rich fraction from a blood sample: the volume adjusting knob is provided with an integrally formed hollow ejector rod, and the outer side of the volume adjusting knob is provided with anti-skid grains.
5. The apparatus according to claim 4, wherein the separation chamber is a chamber for collecting autologous blood and separating platelet-rich blood: the length of the threaded connection part is the same as that of the volume adjusting knob, and the length of the threaded connection part is two thirds of that of the hollow ejector rod.
6. The apparatus of claim 1, wherein the separation chamber is configured to receive a blood sample and a platelet rich fraction from a blood sample: the left sides of the upper pipe body, the lower pipe body and the thin neck part are integrally formed with reinforcing ribs.
7. An autologous blood collection and platelet rich separation device according to claim 1, wherein: the top surface of the protective cover is downwards penetrated with a blood taking needle passing hole.
8. The apparatus of claim 1, wherein the separation chamber is configured to receive a blood sample and a platelet rich fraction from a blood sample: go up the body with the outside of body all has the dull polish section of handling down.
CN202220359720.7U 2022-02-22 2022-02-22 Autoblood collection and platelet-rich separation device Active CN218075842U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220359720.7U CN218075842U (en) 2022-02-22 2022-02-22 Autoblood collection and platelet-rich separation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220359720.7U CN218075842U (en) 2022-02-22 2022-02-22 Autoblood collection and platelet-rich separation device

Publications (1)

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CN218075842U true CN218075842U (en) 2022-12-20

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117018689A (en) * 2023-10-09 2023-11-10 苏州赛普生物科技股份有限公司 PRP extraction device and extraction method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117018689A (en) * 2023-10-09 2023-11-10 苏州赛普生物科技股份有限公司 PRP extraction device and extraction method
CN117018689B (en) * 2023-10-09 2024-02-20 苏州赛普生物科技股份有限公司 PRP extraction device and extraction method

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